Used once FRONT CLOSE: Fasten your bra easily and securely with front hook and eye closures. If a sports bra is stretchy enough to fit over your head, it’s too stretchy to contain the bounce. WIRE-FREE: All ENELL bras are wire-free for your comfort. No need for an underwire to get in the way of your workout. DESIGNED FOR MAXIMUM IMPACT: The wide elastic band and motion control neckline eliminate up and down movement. FULL COVERAGE BACK: The full back with a built-in cross-strap design provides posture enhancing, yet comfortable, back support. STAY COOL: NATUREXX® moisture management fabric wicks away moisture to keep you cool MADE FROM: 92% Nylon 8% Lycra Spandex